docs: def select_visualization(n):
      """
      get viz choice based on numerical index
      """
      try:
          n = int(n) - 1
          test = VISUALIZATIONS_LIST[n]  # throw exception if number wrong
          return n
      except:
          printDebug("Invalid viz-type option. Valid options are:", "red")
          show_types()
          raise SystemExit(1)